Sheet laminate, method for manufacturing gas supply body, gas supply body, supply body unit, and wastewater treatment device
US-2025011206-A1 · Jan 9, 2025 · US
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Membrane bags or membrane cushions
Membrane bags or membrane cushions · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01D69/061 |
| Official title | {Membrane bags or membrane cushions} |
| Display label | Membrane bags or membrane cushions |
| Total patents | 22 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 5 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Separation membrane element and separation membrane module
US-12151214-B2 · Nov 26, 2024 · US
Dual container system for product reconstitution
US-11759395-B2 · Sep 19, 2023 · US
Dual Container System for Product Reconstitution
US-2022211579-A1 · Jul 7, 2022 · US
Dual container system for product reconstitution
US-11318069-B2 · May 3, 2022 · US
Froth coalescing device
US-11214074-B2 · Jan 4, 2022 · US
Air-regulating freshness-preserving storage device
US-11150007-B2 · Oct 19, 2021 · US
Sheet laminate, method for manufacturing gas supply body, gas supply body, supply body unit, and wastewater treatment device
US-2021114903-A1 · Apr 22, 2021 · US
Dual Container System for Product Reconstitution
US-2020214938-A1 · Jul 9, 2020 · US
Support and drainage material, filter, and method of use
US-2020129888-A1 · Apr 30, 2020 · US
Support and drainage material, filter, and method of use
US-10632402-B1 · Apr 28, 2020 · US
Air-regulating freshness-preserving storage device
US-2020064052-A1 · Feb 27, 2020 · US
Froth coalescing device
US-2020055319-A1 · Feb 20, 2020 · US
Method of measuring concentration of dissolved organic nitrogen in sewage
US-2019178803-A1 · Jun 13, 2019 · US
Permselective asymmetric membranes
US-10188991-B2 · Jan 29, 2019 · US
Filter and container having microbicidal activity
US-10071175-B2 · Sep 11, 2018 · US
Separation membrane element and production method for same
US-9597640-B2 · Mar 21, 2017 · US
Permselective asymmetric membranes
US-2016207009-A1 · Jul 21, 2016 · US
Filter and container having microbicidal activity
US-2016121005-A1 · May 5, 2016 · US
Element unit, separation membrane module, attaching and detaching method for separation membrane element (as amended)
US-2015329381-A1 · Nov 19, 2015 · US